Libra tray

Libra trays are made to fit rockwool slabs and coco. Made from heavy duty plastic that lasts a lifetime of growing. Libra trays come with 2 waste water pipes that can be connected to a main pipe or let to drain into a gutter system. Simply lay these trays over tressles or tables, lay in rockwool or coco slabs and you're ready to go. Use 4-5 trays per/m2.